Water outlet treatment bag retaining strap



FIG. 1 is a top plan view of the water outlet treatment bag retaining strap, showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is front side elevational view thereof;

FIG. 6 is rear side elevational thereof; and,

FIG. 7 is a perspective view of the water outlet treatment bag retaining strap. 

CLAIM The ornamental design for a water outlet treatment bag retaining strap, as shown and described. 